. >> reporter: the u.s. coast guard with the assistant of the national transportation safety board is leading the u.s. part of the investigation but final decisions about the cause of the blaze and the repairs that are necessary will be made by the bahamas because that's where the ship is registered. carnival is offering $500 cash, a full refund and discounts on future cruises. >> they can have whatever they offering us, they can actually keep it. i'll take it and frame it. >> reporter: some passengers went on buses to texas and louisiana. a bus headed for new orleans broke down. in mobile, alabama i'm randall pinkston kpix 5. >> a wee bit of poetry there. carnival canceled the next 12 cruises. the company commits the ship had mechanical problems weeks before the engine fire. i'm sure a lot of people will be turned off on cruises. >> not just the people on that cruise. people about to take a cruise are thinking, eh, maybe not. make a "stay-cation" is in order or -- >>> i have been on a cruise before. it was